Reapply r238011 with a fix for the trap instruction.

[oota-llvm.git] / lib / Target / X86 / X86SelectionDAGInfo.h

diff --git a/lib/Target/X86/X86SelectionDAGInfo.h b/lib/Target/X86/X86SelectionDAGInfo.h
index 983475461f5e34aa6f8316bd535d7d22eee99e3f..eb7e0ed9de6ce14fe96a6d3e3ad11ecddb30906f 100644 (file)
--- a/lib/Target/X86/X86SelectionDAGInfo.h
+++ b/lib/Target/X86/X86SelectionDAGInfo.h
@@ -11,17 +11,41 @@
 //
 //===----------------------------------------------------------------------===//
 
-#ifndef X86SELECTIONDAGINFO_H
-#define X86SELECTIONDAGINFO_H
+#ifndef LLVM_LIB_TARGET_X86_X86SELECTIONDAGINFO_H
+#define LLVM_LIB_TARGET_X86_X86SELECTIONDAGINFO_H
 
 #include "llvm/Target/TargetSelectionDAGInfo.h"
 
 namespace llvm {
 
+class X86TargetLowering;
+class X86TargetMachine;
+class X86Subtarget;
+
 class X86SelectionDAGInfo : public TargetSelectionDAGInfo {
+  /// Returns true if it is possible for the base register to conflict with the
+  /// given set of clobbers for a memory intrinsic.
+  bool isBaseRegConflictPossible(SelectionDAG &DAG,
+                                 ArrayRef<unsigned> ClobberSet) const;
+
 public:
-  X86SelectionDAGInfo();
+  explicit X86SelectionDAGInfo(const DataLayout &DL);
   ~X86SelectionDAGInfo();
+
+  SDValue EmitTargetCodeForMemset(SelectionDAG &DAG, SDLoc dl,
+                                  SDValue Chain,
+                                  SDValue Dst, SDValue Src,
+                                  SDValue Size, unsigned Align,
+                                  bool isVolatile,
+                                  MachinePointerInfo DstPtrInfo) const override;
+
+  SDValue EmitTargetCodeForMemcpy(SelectionDAG &DAG, SDLoc dl,
+                                  SDValue Chain,
+                                  SDValue Dst, SDValue Src,
+                                  SDValue Size, unsigned Align,
+                                  bool isVolatile, bool AlwaysInline,
+                                  MachinePointerInfo DstPtrInfo,
+                                  MachinePointerInfo SrcPtrInfo) const override;
 };
 
 }